Home / 14,325,730.63-21,475,087.58-7,130,462.36

Finding the Fourth Proportional to 14,325,730.63, 21,475,087.58 and 7,130,462.36

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Solution

The fourth proportional to 14,325,730.63, 21,475,087.58 and 7,130,462.36 is: 10,688,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325,730.63 : 21,475,087.58 = 7,130,462.36 : x
  2. Step 2: Convert to fraction form
    14,325,730.63/21,475,087.58 = 7,130,462.36/x
  3. Step 3: Cross multiply
    14,325,730.63x = 21,475,087.58 × 7,130,462.36
  4. Step 4: Simplify right side
    14,325,730.63x = 153,127,303,604,397.31
  5. Step 5: Solve for x
    x = 153,127,303,604,397.31/14,325,730.63
  6. Step 6: Final answer
    x = 10,688,969.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.